pH

FO.AC

T.AC

MO.AC

FA.AC

NEUT

FA.BA

pH with water

3.5 - 4.2

4.2 - 5.2

5.2 - 6.2

6.2 - 6.9

6.9 - 7.6

7.6 - 8.5

pH with KCl

3.0 - 4.0

4.0 - 5.0

5.0 - 6.0

6.0 - 6.8

6.8 - 7.2

7.2 - 8.0